Printer interface also refers to the interface between the printer and the computer type, the current market on the main interface types of printer products include common parallel interface, professional serial port, as well as the mainstream of the USB interface and not very common network port.
Description: Bar code printer interface conditions, before the installation of printers, you can understand the printer to use those interfaces, and then the PC is also the corresponding port, if there is no corresponding port, you need to have data conversion line, otherwise the printer can not install, the printer interface description diagram as follows:
Network Port
1, ordinary and Mouth Line 1 (25 to 36 and mouth line)
2, the ordinary Serial Line 1 (9 to 9 serial line)
3, Ordinary and Mouth Line 2 (25 to 25 and mouth line)
4, the ordinary Serial Line 2 (9 to 25 serial line)
5, ordinary USB cable
6. USB Turn and Port line
In general, WinXP and later operating systems can automatically install the drive for this communication line, and a USB001 port will be created after the installation is successful
7, USB switch serial port line
Need to install a special driver, after the successful installation will be more than a serial port, generally for COM3. Similar to the computer board in the expansion of a serial port, need to pass the original serial line of my company, and then connect the printer, in order to normal communication